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Comtech EF Data SDM-300A User Manual

Page 402

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SDM-300A Satellite Modem

Revision 6

Remote Control Operation

MN/SLM3650.IOM

A–10

Bit Error
Rate
Threshold

Command:
Response:

Status:
Response:

>add/BERT_xxxx'cr''lf']

>add/BERT_xxxx'cr''lf']

Where: xxxx = NONE, or 1E-n, where n = 3, 4, 5, 6, 7, or 8
(exponent of threshold).

Demodulator
Type

Command:
Response:

Status:
Response:

>add/DT_xxxx'cr''lf']

>add/DT_xxxx'cr''lf']

Where: xxxx = INTL (INTELSAT OPEN NETWORK), EFD
(EF DATA CLOSED NETWORK), CSC (COMSTREAM
CLOSED NETWORK), FDC (FAIRCHILD CLOSED
NETWORK).

Demodulator
Decoder
Type

Command:
Response:

Status:
Response:

>add/DDT_xxx'cr''lf']

>add/DDT_xxx'cr''lf']

Where: xxx = VIT (K-7 VITERBI ENCODER), SEQ
(SEQUENTIAL ENCODER), TUR (TURBO DECODER).

Demodulator
Spectrum
Rotation

Command:
Response:

Status:
Response:

>add/DSR_xxx'cr''lf']

>add/DSR_xxx'cr''lf']

Where: xxx = NRM (normal spectrum), INV (inverted
spectrum).

Reed-
Solomon
Decoder
Enable

Command:
Response:

Status:
Response:

>add/RSDE_xxx'cr'lf']

>add/RSDE_xxx'cr'lf']

Where: xxx = ON, OFF, or CORR_OFF.

Note: Always Off in Turbo mode.

Receive
BPSK Data
Ordering

Command:
Response:

Status:
Response:

>add/RDA_xxx'cr''lf']

>add/RDA_xxx'cr''lf']

Where: xxx = NRM (STANDARD), INV (NON-STANDARD).

Reed-
Solomon
Interleave
Value

Command:
Response:

Status:
Response:

>add/RRSI_xx'cr''lf']

>add/RRSI_xx'cr''lf']

Where: xx = 4, 8, or 16.